<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <link rel="stylesheet" href="./tab.css">
</head>
<body>
    <!-- Tab选项卡1 -->
<div class="box box1">
    <!-- 标题 -->
    <ul>
        <li>1</li>
        <li class="active">2</li>
        <li>3</li>
    </ul>
    <!-- 内容 -->
    <ol>
        <li>1</li>
        <li class="active">2</li>
        <li>3</li>
    </ol>
</div>


<!-- Tab选项卡2 -->
<div class="box box2">
    <!-- 标题 -->
    <ul>
        <li>1</li>
        <li class="active">2</li>
        <li>3</li>
    </ul>
    <!-- 内容 -->
    <ol>
        <li>1</li>
        <li class="active">2</li>
        <li>3</li>
    </ol>
</div>



<!-- Tab选项卡3 -->
<div class="box box3">
    <!-- 标题 -->
    <ul>
        <li>1</li>
        <li class="active">2</li>
        <li>3</li>
    </ul>
    <!-- 内容 -->
    <ol>
        <li>1</li>
        <li class="active">2</li>
        <li>3</li>
    </ol>
</div>
<script type="module">
import Tab from './tab.js'
const tab1 = new Tab('.box1',{})
const tab2 = new Tab('.box2',{})
const tab3  = new Tab('.box3',{})
</script>
</body>
</html>